{
  "product": "Mozilla Firefox ESR (pt-PT)",
  "url": "https://patchblox.com/security/product/windows-app/mozilla-firefox-esr-pt-pt",
  "summary": "The latest version of Mozilla Firefox ESR (pt-PT) is 153.7.0, released November 10, 2026. Patch Radar has 15 security fixes for Mozilla Firefox ESR (pt-PT), closing 903 CVEs, 3 of which are being exploited. The newest security fix is Mozilla Firefox ESR (pt-PT) 153.4.0, released September 29, 2026. Version 153.7.0 adds no new CVE fixes and includes all of them. 47 CVEs have no fix yet.",
  "platform": "windows-app",
  "vendor": "Mozilla",
  "supported": true,
  "latestVersion": "153.7.0",
  "latestReleased": "2026-11-10T00:00:00Z",
  "latestIncludesAllFixes": true,
  "fixCount": 15,
  "cveCount": 903,
  "exploitedCveCount": 3,
  "unfixedCveCount": 47,
  "fixes": [
    {
      "fix": "Mozilla Firefox ESR (pt-PT) 153.4.0",
      "url": "https://patchblox.com/security/fix/windows-app/mozilla.firefox.esr.pt-pt-153.4.0",
      "released": "2026-09-29T00:00:00Z",
      "fixedVersion": "153.4.0",
      "priority": "Urgent",
      "cveCount": 59,
      "exploitedCveCount": 0
    },
    {
      "fix": "Mozilla Firefox ESR (pt-PT) 153.3.0",
      "url": "https://patchblox.com/security/fix/windows-app/mozilla.firefox.esr.pt-pt-153.3.0",
      "released": "2026-09-15T00:00:00Z",
      "fixedVersion": "153.3.0",
      "priority": "Urgent",
      "cveCount": 63,
      "exploitedCveCount": 0
    },
    {
      "fix": "Mozilla Firefox ESR (pt-PT) 153.2.0",
      "url": "https://patchblox.com/security/fix/windows-app/mozilla.firefox.esr.pt-pt-153.2.0",
      "released": "2026-09-01T00:00:00Z",
      "fixedVersion": "153.2.0",
      "priority": "Urgent",
      "cveCount": 22,
      "exploitedCveCount": 0
    },
    {
      "fix": "Mozilla Firefox ESR (pt-PT) 153.1.0",
      "url": "https://patchblox.com/security/fix/windows-app/mozilla.firefox.esr.pt-pt-153.1.0",
      "released": "2026-08-18T00:00:00Z",
      "fixedVersion": "153.1.0",
      "priority": "Urgent",
      "cveCount": 39,
      "exploitedCveCount": 0
    },
    {
      "fix": "Mozilla Firefox ESR (pt-PT) 140.13.0",
      "url": "https://patchblox.com/security/fix/windows-app/mozilla.firefox.esr.pt-pt-140.13.0",
      "released": "2026-07-21T00:00:00Z",
      "fixedVersion": "140.13.0",
      "priority": "Urgent",
      "cveCount": 1,
      "exploitedCveCount": 0
    },
    {
      "fix": "Mozilla Firefox ESR (pt-PT) 153.0.0",
      "url": "https://patchblox.com/security/fix/windows-app/mozilla.firefox.esr.pt-pt-153.0.0",
      "released": "2026-07-20T00:00:00Z",
      "fixedVersion": "153.0.0",
      "priority": "Urgent",
      "cveCount": 389,
      "exploitedCveCount": 0
    },
    {
      "fix": "Mozilla Firefox ESR (pt-PT) 140.12.0",
      "url": "https://patchblox.com/security/fix/windows-app/mozilla.firefox.esr.pt-pt-140.12.0",
      "released": "2026-06-16T00:00:00Z",
      "fixedVersion": "140.12.0",
      "priority": "High",
      "cveCount": 2,
      "exploitedCveCount": 0
    },
    {
      "fix": "Mozilla Firefox ESR (pt-PT) 140.10.2",
      "url": "https://patchblox.com/security/fix/windows-app/mozilla.firefox.esr.pt-pt-140.10.2",
      "released": "2026-05-07T00:00:00Z",
      "fixedVersion": "140.10.2",
      "priority": "High",
      "cveCount": 2,
      "exploitedCveCount": 0
    },
    {
      "fix": "Mozilla Firefox ESR (pt-PT) 140.10.1",
      "url": "https://patchblox.com/security/fix/windows-app/mozilla.firefox.esr.pt-pt-140.10.1",
      "released": "2026-04-28T00:00:00Z",
      "fixedVersion": "140.10.1",
      "priority": "High",
      "cveCount": 1,
      "exploitedCveCount": 0
    },
    {
      "fix": "Mozilla Firefox ESR (pt-PT) 140.9.1",
      "url": "https://patchblox.com/security/fix/windows-app/mozilla.firefox.esr.pt-pt-140.9.1",
      "released": "2026-04-07T00:00:00Z",
      "fixedVersion": "140.9.1",
      "priority": "High",
      "cveCount": 1,
      "exploitedCveCount": 0
    },
    {
      "fix": "Mozilla Firefox ESR (pt-PT) 140.3.0",
      "url": "https://patchblox.com/security/fix/windows-app/mozilla.firefox.esr.pt-pt-140.3.0",
      "released": "2025-09-16T00:00:00Z",
      "fixedVersion": "140.3.0",
      "priority": "Patch now",
      "cveCount": 142,
      "exploitedCveCount": 1
    },
    {
      "fix": "Mozilla Firefox ESR (pt-PT) 128.11.0",
      "url": "https://patchblox.com/security/fix/windows-app/mozilla.firefox.esr.pt-pt-128.11.0",
      "released": "2025-05-27T00:00:00Z",
      "fixedVersion": "128.11.0",
      "priority": "High",
      "cveCount": 1,
      "exploitedCveCount": 0
    },
    {
      "fix": "Mozilla Firefox ESR (pt-PT) 128.10.0",
      "url": "https://patchblox.com/security/fix/windows-app/mozilla.firefox.esr.pt-pt-128.10.0",
      "released": "2025-04-29T00:00:00Z",
      "fixedVersion": "128.10.0",
      "priority": "High",
      "cveCount": 2,
      "exploitedCveCount": 0
    },
    {
      "fix": "Mozilla Firefox ESR (pt-PT) 128.3.0",
      "url": "https://patchblox.com/security/fix/windows-app/mozilla.firefox.esr.pt-pt-128.3.0",
      "released": "2024-10-01T00:00:00Z",
      "fixedVersion": "128.3.0",
      "priority": "Patch now",
      "cveCount": 178,
      "exploitedCveCount": 2
    },
    {
      "fix": "Mozilla Firefox ESR (pt-PT) 115.9.0",
      "url": "https://patchblox.com/security/fix/windows-app/mozilla.firefox.esr.pt-pt-115.9.0",
      "released": "2024-03-19T00:00:00Z",
      "fixedVersion": "115.9.0",
      "priority": "High",
      "cveCount": 1,
      "exploitedCveCount": 0
    }
  ],
  "noFixYet": [
    {
      "cveId": "CVE-2026-100763",
      "url": "https://patchblox.com/security/cve/CVE-2026-100763",
      "title": "Incorrect boundary conditions in the Graphics: WebGPU component",
      "priority": "Urgent",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-100804",
      "url": "https://patchblox.com/security/cve/CVE-2026-100804",
      "title": "Sandbox escape due to use-after-free in the Preferences: Backend component",
      "priority": "Urgent",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-100810",
      "url": "https://patchblox.com/security/cve/CVE-2026-100810",
      "title": "Other issue in the DevTools component",
      "priority": "Urgent",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-106016",
      "url": "https://patchblox.com/security/cve/CVE-2026-106016",
      "title": "Mitigation bypass in the File Handling component",
      "priority": "Urgent",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-74956",
      "url": "https://patchblox.com/security/cve/CVE-2026-74956",
      "title": "Same-origin policy bypass in the DOM: Service Workers component",
      "priority": "Urgent",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-74979",
      "url": "https://patchblox.com/security/cve/CVE-2026-74979",
      "title": "Mitigation bypass in the Add-ons Manager component",
      "priority": "Urgent",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-74989",
      "url": "https://patchblox.com/security/cve/CVE-2026-74989",
      "title": "Internally found bugs fixed in Thunderbird 154",
      "priority": "Urgent",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-84142",
      "url": "https://patchblox.com/security/cve/CVE-2026-84142",
      "title": "Internally found bugs fixed in Thunderbird 155",
      "priority": "Urgent",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-92034",
      "url": "https://patchblox.com/security/cve/CVE-2026-92034",
      "title": "Site isolation issue in the Graphics component",
      "priority": "Urgent",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-92036",
      "url": "https://patchblox.com/security/cve/CVE-2026-92036",
      "title": "Incorrect boundary conditions in the Networking: HTTP component",
      "priority": "Urgent",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-92037",
      "url": "https://patchblox.com/security/cve/CVE-2026-92037",
      "title": "Incorrect boundary conditions in the DOM: Animation component",
      "priority": "Urgent",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-92050",
      "url": "https://patchblox.com/security/cve/CVE-2026-92050",
      "title": "Sandbox escape due to race condition in the XPConnect component",
      "priority": "Urgent",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-92051",
      "url": "https://patchblox.com/security/cve/CVE-2026-92051",
      "title": "Spoofing issue due to invalid pointer in the Graphics component",
      "priority": "Urgent",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-92061",
      "url": "https://patchblox.com/security/cve/CVE-2026-92061",
      "title": "Incorrect boundary conditions in the Security: Process Sandboxing component",
      "priority": "Urgent",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-92066",
      "url": "https://patchblox.com/security/cve/CVE-2026-92066",
      "title": "Sandbox escape in the Profile Backup component",
      "priority": "Urgent",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-100761",
      "url": "https://patchblox.com/security/cve/CVE-2026-100761",
      "title": "Privilege escalation due to use-after-free in the Graphics: WebGPU component",
      "priority": "High",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-100764",
      "url": "https://patchblox.com/security/cve/CVE-2026-100764",
      "title": "Privilege escalation due to incorrect boundary conditions in the Graphics: WebGPU component",
      "priority": "High",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-100768",
      "url": "https://patchblox.com/security/cve/CVE-2026-100768",
      "title": "Use-after-free in the Graphics: WebGPU component",
      "priority": "High",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-100779",
      "url": "https://patchblox.com/security/cve/CVE-2026-100779",
      "title": "Use-after-free in the XSLT component",
      "priority": "High",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-100780",
      "url": "https://patchblox.com/security/cve/CVE-2026-100780",
      "title": "Use-after-free in the DOM: Core \u0026 HTML component",
      "priority": "High",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-100781",
      "url": "https://patchblox.com/security/cve/CVE-2026-100781",
      "title": "Sandbox escape due to incorrect boundary conditions in the Graphics: WebRender component",
      "priority": "High",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-100796",
      "url": "https://patchblox.com/security/cve/CVE-2026-100796",
      "title": "Use-after-free in the JavaScript: WebAssembly component",
      "priority": "High",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-100805",
      "url": "https://patchblox.com/security/cve/CVE-2026-100805",
      "title": "Race condition, use-after-free in the Audio/Video component",
      "priority": "High",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-100813",
      "url": "https://patchblox.com/security/cve/CVE-2026-100813",
      "title": "Invalid pointer in the JavaScript Engine: JIT component",
      "priority": "High",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-74937",
      "url": "https://patchblox.com/security/cve/CVE-2026-74937",
      "title": "Use-after-free in the JavaScript: GC component",
      "priority": "High",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-74938",
      "url": "https://patchblox.com/security/cve/CVE-2026-74938",
      "title": "Mitigation bypass in the JavaScript: GC component",
      "priority": "High",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-74940",
      "url": "https://patchblox.com/security/cve/CVE-2026-74940",
      "title": "Use-after-free in the Graphics: Text component",
      "priority": "High",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-74947",
      "url": "https://patchblox.com/security/cve/CVE-2026-74947",
      "title": "Privilege escalation due to invalid pointer in the Graphics component",
      "priority": "High",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-74950",
      "url": "https://patchblox.com/security/cve/CVE-2026-74950",
      "title": "Privilege escalation in the Downloads API component",
      "priority": "High",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-74952",
      "url": "https://patchblox.com/security/cve/CVE-2026-74952",
      "title": "Privilege escalation in the Application Update component",
      "priority": "High",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-74954",
      "url": "https://patchblox.com/security/cve/CVE-2026-74954",
      "title": "Information disclosure due to side-channel in the Storage: Cache API component",
      "priority": "High",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-74955",
      "url": "https://patchblox.com/security/cve/CVE-2026-74955",
      "title": "Privilege escalation in the Request Handling component",
      "priority": "High",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-74958",
      "url": "https://patchblox.com/security/cve/CVE-2026-74958",
      "title": "Information disclosure in the WebRTC component",
      "priority": "High",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-74963",
      "url": "https://patchblox.com/security/cve/CVE-2026-74963",
      "title": "Same-origin policy bypass in the Networking: Cookies component",
      "priority": "High",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-74965",
      "url": "https://patchblox.com/security/cve/CVE-2026-74965",
      "title": "Privilege escalation in the Shell Integration component",
      "priority": "High",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-75874",
      "url": "https://patchblox.com/security/cve/CVE-2026-75874",
      "title": "Sandbox escape in the Remote Settings Client component",
      "priority": "High",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-84128",
      "url": "https://patchblox.com/security/cve/CVE-2026-84128",
      "title": "Privilege escalation in the WebDriver BiDi component",
      "priority": "High",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-92040",
      "url": "https://patchblox.com/security/cve/CVE-2026-92040",
      "title": "Use-after-free in the JavaScript: WebAssembly component",
      "priority": "High",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-100793",
      "url": "https://patchblox.com/security/cve/CVE-2026-100793",
      "title": "JIT miscompilation in the JavaScript Engine component",
      "priority": "Routine",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-100795",
      "url": "https://patchblox.com/security/cve/CVE-2026-100795",
      "title": "Denial-of-service in the Networking component",
      "priority": "Routine",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-100799",
      "url": "https://patchblox.com/security/cve/CVE-2026-100799",
      "title": "Uninitialized memory in the Graphics: WebGPU component",
      "priority": "Routine",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-100802",
      "url": "https://patchblox.com/security/cve/CVE-2026-100802",
      "title": "Uninitialized memory in the Graphics: WebGPU component",
      "priority": "Routine",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-100817",
      "url": "https://patchblox.com/security/cve/CVE-2026-100817",
      "title": "Other issue in the JavaScript: WebAssembly component",
      "priority": "Routine",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-74968",
      "url": "https://patchblox.com/security/cve/CVE-2026-74968",
      "title": "Site isolation issue in the Graphics: WebRender component",
      "priority": "Routine",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-84126",
      "url": "https://patchblox.com/security/cve/CVE-2026-84126",
      "title": "Incorrect boundary conditions in the Layout: Grid component",
      "priority": "Routine",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-84138",
      "url": "https://patchblox.com/security/cve/CVE-2026-84138",
      "title": "Denial-of-service in the PDF Viewer component",
      "priority": "Routine",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    },
    {
      "cveId": "CVE-2026-92063",
      "url": "https://patchblox.com/security/cve/CVE-2026-92063",
      "title": "Denial-of-service in the Audio/Video component",
      "priority": "Routine",
      "status": "no-fix",
      "affectedVersion": "153.7.0"
    }
  ],
  "dataAsOf": "2026-11-12T01:51:14Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}